682003 has 4 divisors (see below), whose sum is σ = 779440. Its totient is φ = 584568.

The previous prime is 682001. The next prime is 682009. The reversal of 682003 is 300286.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 682003 - 2¹ = 682001 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48708 + ... + 48721.

It is an arithmetic number, because the mean of its divisors is an integer number (194860).

2⁶⁸²⁰⁰³ is an apocalyptic number.

682003 is a deficient number, since it is larger than the sum of its proper divisors (97437).

682003 is an equidigital number, since it uses as much as digits as its factorization.

682003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97436.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 682003 is about 825.8347292286. The cubic root of 682003 is about 88.0228504710.

Adding to 682003 its reverse (300286), we get a palindrome (982289).

The spelling of 682003 in words is "six hundred eighty-two thousand, three".